Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HK

Hiroshi Kitaguchi — 109 Patents

Hitachi: 72 patents #100 of 28,497Top 1%
Fujitsu Limited: 30 patents #760 of 24,456Top 4%
FUFujifilm: 4 patents #1,747 of 4,519Top 40%
FIFuji Immunopharmaceuticals: 2 patents #3 of 20Top 15%
UNUnknown: 2 patents #12,644 of 83,584Top 20%
HEHitachi-Ge Nuclear Energy: 1 patents #139 of 313Top 45%
SCSchering: 1 patents #1,469 of 2,442Top 65%
Naka, JP: #1 of 152 inventorsTop 1%
Overall (All Time): #12,249 of 4,157,543Top 1%
109 Patents All Time

Issued Patents All Time

Showing 51–75 of 109 patents

Patent #TitleCo-InventorsDate
7101532 Liposome containing hydrophobic iodine compound Kazuhiro Aikawa 2006-09-05
7053376 Radiological imaging apparatus and radiological imaging method and radiological imaging support method Kensuke Amemiya, Yuuichirou Ueno, Kikuo Umegaki, Shinichi Kojima, Norihito Yanagida +2 more 2006-05-30
7026622 Radiological imaging apparatus Shinichi Kojima, Takashi Okazaki, Yuuichirou Ueno, Kikuo Umegaki, Kensuke Amemiya +3 more 2006-04-11
7008614 Liposome containing hydrophobic iodine compound and X-ray contrast medium for radiograph comprising the liposome Kazuhiro Aikawa 2006-03-07
6976784 Radiological imaging apparatus and radiological imaging method Shinichi Kojima, Kikuo Umegaki, Takashi Okazaki, Kensuke Amemiya, Yuuichirou Ueno 2005-12-20
6975700 X-ray sensor signal processor and X-ray computed tomography system using the same Hiroshi Kamimura, Shigeru Izumi, Atsushi Yamagoshi, Katsutoshi Satoh, Noriyuki Sadaoka +3 more 2005-12-13
6973159 Radiological imaging apparatus and radiological imaging method and radiological imaging support method Kensuke Amemiya, Yuuichirou Ueno, Kikuo Umegaki, Shinichi Kojima, Norihito Yanagida +2 more 2005-12-06
6965661 Radiological imaging apparatus and radiological imaging method Shinichi Kojima, Kikuo Umegaki, Takashi Okazaki, Kensuke Amemiya, Yuuichirou Ueno 2005-11-15
6939975 Cyanine dyes Masayuki Kawakami 2005-09-06
6928138 X-ray sensor signal processor and X-ray computed tomography system using the same Hiroshi Kamimura, Shigeru Izumi, Atsushi Yamagoshi, Katsutoshi Satoh, Noriyuki Sadaoka +3 more 2005-08-09
6925143 X-ray sensor signal processor and X-ray computed tomography system using the same Hiroshi Kamimura, Shigeru Izumi, Atsushi Yamagoshi, Katsutoshi Satoh, Noriyuki Sadaoka +3 more 2005-08-02
6920196 Radiological imaging apparatus Yuuichirou Ueno, Kensuke Amemiya, Shinichi Kojima, Takashi Okazaki, Kikuo Umegaki 2005-07-19
6891476 Electronic exposure dose meter and radiation handling operation management system employing the same Tetsuya Matsui, Naoya Fukutsuka, Kouichi Ushiroda, Naoyuki Kono 2005-05-10
6859511 X-ray sensor signal processor and x-ray computed tomography system using the same Hiroshi Kamimura, Shigeru Izumi, Atsushi Yamagoshi, Katsutoshi Satoh, Noriyuki Sadaoka +3 more 2005-02-22
6774638 Charged particle measuring device and measuring method thereof Nobuyoshi Kogawa, Tetsuya Matsui, Akihisa Kaihara, Junichi Arita 2004-08-10
6639392 Charged particle measuring device and measuring method thereof Nobuyoshi Kogawa, Tetsuya Matsui, Akihisa Kaihara, Junichi Arita 2003-10-28
6608061 Bisaryl compound and medicament for cancer treatment comprising the same Yoshiyuki Yonetani, Takeshi Takahashi, Yuko Kanda, Tamio Mizukami, Tatsuya Tamaoki +8 more 2003-08-19
6366636 X-ray sensor signal processor and X-ray computed tomography system using the same Hiroshi Kamimura, Shigeru Izumi, Atsushi Yamagoshi, Katsutoshi Satoh 2002-04-02
6333962 Non-destructive inspection apparatus and inspection system using it Shigeru Izumi, Hiroshi Miyai, Katsutoshi Sato, Yasuko Aoki, Yukiya Hattori 2001-12-25
6049586 Non-destructive inspection apparatus and inspection system using it Shigeru Izumi, Hiroshi Miyai, Katsutoshi Sato, Yasuko Aoki, Yukiya Hattori 2000-04-11
5933473 Non-destructive inspection apparatus and inspection system using it Shigeru Izumi, Hiroshi Miyai, Katsutoshi Sato, Yasuko Aoki, Yukiya Hattori 1999-08-03
RE35908 Neutron individual dose meter neutron dose rate meter, neutron detector and its method of manufacture Shigeru Izumi, Akihasa Kaihara 1998-09-29
5717080 Bis-azo compounds with 2,3-dichlorobenzoyl group Hideaki Satoh, Shigeru Yamazaki, Hideto Mori, Naoyuki Nishikawa, Tomohiro Ogawa +2 more 1998-02-10
5640462 Imaging method of X-ray computerized tomography and apparatus for X-ray computerized tomography Katsutoshi Sato, Shigeru Izumi, Shoji Kamata, Hiroshi Miyai, Masahiro Kondo +1 more 1997-06-17
5589510 Method for inhibiting retroviral infection by administering a naphthalenesulfonic acid compound Mitsunori Ono, Yumiko Wada, Yaming Wu, Yumiko Jimbo, Ryoichi Nemori +2 more 1996-12-31